Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from the United Kingdom to Udon Thani from £362

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Udon Thani departing on 15/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from the United Kingdom to Udon Thani

Recent return flight deals from the United Kingdom to Udon Thani

Enter your travel dates to find the best prices.
Gulf Air Logo
21:50 - 13:40LHR-UTH
32h 50m2 stops
Gulf Air Logo
14:10 - 14:45UTH-LHR
31h 35m2 stops
£847Gulf Air
Find Deal
Sun, 15 Mar - Thu, 19 Mar
Gulf Air Logo
21:50 - 13:40LHR-UTH
32h 50m2 stops
Gulf Air Logo
14:10 - 14:45UTH-LHR
31h 35m2 stops
£850Gulf Air
Find Deal
Sun, 15 Mar - Thu, 19 Mar
Thai Airways Logo
11:50 - 20:25LHR-UTH
25h 35m1 stop
Thai Airways Logo
14:10 - 19:35UTH-LHR
36h 25m1 stop
£1,122Thai Airways
Find Deal
Thu, 25 Dec - Sat, 17 Jan
Thai Airways Logo
11:50 - 13:40LHR-UTH
18h 50m1 stop
Thai Airways Logo
14:10 - 19:35UTH-LHR
36h 25m1 stop
£1,194Thai Airways
Find Deal
Sun, 15 Mar - Thu, 19 Mar
Thai Airways Logo
11:50 - 13:40LHR-UTH
18h 50m1 stop
Thai Airways Logo
08:30 - 19:35UTH-LHR
18h 05m1 stop
£1,197Thai Airways
Find Deal
Sun, 15 Mar - Thu, 19 Mar
Multiple Airlines Logo
20:05 - 20:25LHR-UTH
17h 20m2 stops
Multiple Airlines Logo
08:30 - 19:05UTH-LHR
17h 35m1 stop
£1,248Multiple Airlines
Find Deal
Sun, 28 Dec - Sun, 4 Jan
Multiple Airlines Logo
11:50 - 20:25LHR-UTH
25h 35m1 stop
Multiple Airlines Logo
20:50 - 09:55UTH-LHR
20h 05m2 stops
£1,264Multiple Airlines
Find Deal
Thu, 25 Dec - Sat, 17 Jan
Multiple Airlines Logo
15:30 - 20:25LHR-UTH
21h 55m2 stops
Multiple Airlines Logo
20:50 - 12:15UTH-LHR
22h 25m2 stops
£1,293Multiple Airlines
Find Deal
Thu, 25 Dec - Sat, 17 Jan
Multiple Airlines Logo
14:15 - 20:25LHR-UTH
23h 10m2 stops
Multiple Airlines Logo
20:50 - 13:20UTH-LHR
23h 30m2 stops
£1,293Multiple Airlines
Find Deal
Thu, 25 Dec - Sat, 17 Jan
Thai Airways Logo
11:50 - 20:25LHR-UTH
25h 35m1 stop
Thai Airways Logo
20:50 - 19:35UTH-LHR
29h 45m1 stop
£1,635Thai Airways
Find Deal
Sun, 28 Dec - Sun, 4 Jan

Thai Airways flights from United Kingdom to Udon Thani

Our best Thai Airways deals on United Kingdom to Udon Thani flight tickets
Thai Airways
25 Dec
LHR11:50London Heathrow
25h 35m
1 stop
UTH20:25Udon Thani
17 Jan
UTH14:10Udon Thani
36h 25m
1 stop
LHR19:35London Heathrow
£1,121
Find similar
Thai Airways
25 Dec
LHR11:50London Heathrow
25h 35m
1 stop
UTH20:25Udon Thani
17 Jan
UTH14:10Udon Thani
36h 25m
1 stop
LHR19:35London Heathrow
£1,122
Find similar
Thai Airways
15 Mar
LHR11:50London Heathrow
18h 50m
1 stop
UTH13:40Udon Thani
19 Mar
UTH14:10Udon Thani
36h 25m
1 stop
LHR19:35London Heathrow
£1,194
Find similar

Gulf Air flights from United Kingdom to Udon Thani

Our best Gulf Air deals on United Kingdom to Udon Thani flight tickets
Gulf Air
15 Mar
LHR21:50London Heathrow
32h 50m
2 stops
UTH13:40Udon Thani
19 Mar
UTH14:10Udon Thani
31h 35m
2 stops
LHR14:45London Heathrow
£847
Find similar
Gulf Air
15 Mar
LHR21:50London Heathrow
32h 50m
2 stops
UTH13:40Udon Thani
19 Mar
UTH14:10Udon Thani
23h 25m
2 stops
LHR06:35London Heathrow
£850
Find similar
Gulf Air
15 Mar
LHR21:50London Heathrow
32h 50m
2 stops
UTH13:40Udon Thani
19 Mar
UTH14:10Udon Thani
31h 35m
2 stops
LHR14:45London Heathrow
£850
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Udon Thani that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 14 November 2025.
Use the filters below to find and compare flights from the United Kingdom to Udon Thani that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonUdon Thani

LHR - UTH

LHRUTH

London Heathrow

Sun 15/3

21:50-13:40

2 stops32h 50m

Udon Thani

Thu 19/3

14:10-14:45

2 stops31h 35m

£847

LondonUdon Thani

LHR - UTH

LHRUTH

London Heathrow

Sun 15/3

21:50-13:40

2 stops32h 50m

Udon Thani

Thu 19/3

14:10-14:45

2 stops31h 35m

£850

LondonUdon Thani

LHR - UTH

LHRUTH

London Heathrow

Thu 25/12

11:50-20:25

1 stop25h 35m

Udon Thani

Sat 17/1

14:10-19:35

1 stop36h 25m

£1,122

LondonUdon Thani

LHR - UTH

LHRUTH

London Heathrow

Sun 15/3

11:50-13:40

1 stop18h 50m

Udon Thani

Thu 19/3

14:10-19:35

1 stop36h 25m

£1,194

LondonUdon Thani

LHR - UTH

LHRUTH

London Heathrow

Sun 15/3

11:50-13:40

1 stop18h 50m

Udon Thani

Thu 19/3

08:30-19:35

1 stop18h 05m

£1,197

LondonUdon Thani

LHR - UTH

LHRUTH

London Heathrow

Sun 28/12

20:05-20:25

2 stops17h 20m

Udon Thani

Sun 4/1

08:30-19:05

1 stop17h 35m

£1,248

LondonUdon Thani

LHR - UTH

LHRUTH

London Heathrow

Thu 25/12

11:50-20:25

1 stop25h 35m

Udon Thani

Sat 17/1

20:50-09:55

2 stops20h 05m

£1,264

LondonUdon Thani

LHR - UTH

LHRUTH

London Heathrow

Thu 25/12

15:30-20:25

2 stops21h 55m

Udon Thani

Sat 17/1

20:50-12:15

2 stops22h 25m

£1,293

LondonUdon Thani

LHR - UTH

LHRUTH

London Heathrow

Thu 25/12

14:15-20:25

2 stops23h 10m

Udon Thani

Sat 17/1

20:50-13:20

2 stops23h 30m

£1,293

LondonUdon Thani

LHR - UTH

LHRUTH

London Heathrow

Sun 28/12

11:50-20:25

1 stop25h 35m

Udon Thani

Sun 4/1

20:50-19:35

1 stop29h 45m

£1,635

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

See travel insights to Udon Thani from

How to get the cheapest flight ticket from United Kingdom to Udon Thani

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Udon Thani?

The cheapest month to fly to Udon Thani from United Kingdom is in May. Flight prices, which tend to average around £719, are often lower during this time because this is during the off-season. If you don’t want to visit Udon Thani in May, then you should wait until February to fly from United Kingdom, when ticket prices are also cheap, with an average price of £761.

What is the cheapest day to depart on your flight to Udon Thani?

The cheapest day to depart from United Kingdom to Udon Thani is on a Friday. Travellers who choose to depart for Udon Thani on a Friday will often find tickets for as low as £800. On the other hand, Tuesday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £949.

What is the cheapest time of day to depart on your flight to Udon Thani?

According to our data, the cheapest time of day to fly to Udon Thani is in the evening. momondo users have found flights departing from United Kingdom to Udon Thani in the evening for as low as £850. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Udon Thani are more costly in the morning, with an average ticket price of £854. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap United Kingdom to Udon Thani flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Udon Thani

Direct flights

None
There are no direct flights from United Kingdom to Udon Thani. There are no popular flight routes from United Kingdom to Udon Thani.
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to Udon Thani Airport?

    Prices for flights from United Kingdom to Udon Thani Airport were last updated today.

  • How many operators does momondo search for flights from United Kingdom to Udon Thani Airport?

  • How old do you have to be to fly from United Kingdom to Udon Thani Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from United Kingdom to Udon Thani Airport.

  • What documentation or ID do you need to fly to Udon Thani Airport?

    The necessary travel and health documents for your Udon Thani Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from United Kingdom to Udon Thani

Compare and see reviews for airlines that fly from United Kingdom to Udon Thani with momondo
Airline
Rating
Free Cancellation
Price
Thai AirwaysPriceFrom £695Free CancellationRating
7.8
361 reviews
Search Thai Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom to Udon Thani?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United Kingdom to Udon Thani. momondo saves you time and could save you money on your trip.

Can I find flights from United Kingdom to Udon Thani with flexible booking policies on momondo?

momondo does allow users to show only those flights to Udon Thani from United Kingdom which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from United Kingdom to Udon Thani?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United Kingdom to Udon Thani.

I’m not ready to book a flight from United Kingdom to Udon Thani right now. Can momondo alert me if prices change?

If you are not ready to book a flight from United Kingdom to Udon Thani now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Udon Thani and let you know when they change.

An easier way to manage your Udon Thani trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 14/12
Sun 21/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Thailand